Incidental Mutation 'R1378:Unc45b'
ID 162959
Institutional Source Beutler Lab
Gene Symbol Unc45b
Ensembl Gene ENSMUSG00000018845
Gene Name unc-45 myosin chaperone B
Synonyms UNC45, Cmya4, D230041A13Rik
MMRRC Submission 039442-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1378 (G1)
Quality Score 225
Status Validated
Chromosome 11
Chromosomal Location 82802112-82834284 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 82827678 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Asparagine at position 725 (S725N)
Ref Sequence ENSEMBL: ENSMUSP00000129405 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000018989] [ENSMUST00000108160] [ENSMUST00000164945]
AlphaFold Q8CGY6
Predicted Effect probably benign
Transcript: ENSMUST00000018989
AA Change: S723N

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000018989
Gene: ENSMUSG00000018845
AA Change: S723N

DomainStartEndE-ValueType
TPR 6 39 1.02e1 SMART
TPR 43 76 7.47e0 SMART
TPR 77 110 2.52e-1 SMART
Blast:ARM 167 208 3e-16 BLAST
Blast:ARM 210 250 1e-10 BLAST
Pfam:UNC45-central 298 489 1.7e-41 PFAM
Blast:ARM 541 582 7e-7 BLAST
Blast:ARM 661 701 2e-14 BLAST
Blast:ARM 704 746 5e-11 BLAST
Blast:ARM 747 788 1e-20 BLAST
Blast:ARM 789 820 1e-11 BLAST
low complexity region 821 832 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000108160
AA Change: S725N

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000103795
Gene: ENSMUSG00000018845
AA Change: S725N

DomainStartEndE-ValueType
TPR 6 39 1.02e1 SMART
TPR 43 76 7.47e0 SMART
TPR 77 110 2.52e-1 SMART
Blast:ARM 167 208 3e-16 BLAST
Blast:ARM 210 250 1e-10 BLAST
Pfam:UNC45-central 271 489 2.2e-52 PFAM
Blast:ARM 663 703 2e-14 BLAST
Blast:ARM 706 748 5e-11 BLAST
Blast:ARM 749 790 1e-20 BLAST
Blast:ARM 791 822 1e-11 BLAST
low complexity region 823 834 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000142336
Predicted Effect noncoding transcript
Transcript: ENSMUST00000156395
Predicted Effect probably benign
Transcript: ENSMUST00000164945
AA Change: S725N

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000129405
Gene: ENSMUSG00000018845
AA Change: S725N

DomainStartEndE-ValueType
TPR 6 39 1.02e1 SMART
TPR 43 76 7.47e0 SMART
TPR 77 110 2.52e-1 SMART
Blast:ARM 167 208 3e-16 BLAST
Blast:ARM 210 250 1e-10 BLAST
Pfam:UNC45-central 298 489 1.7e-41 PFAM
Blast:ARM 663 703 2e-14 BLAST
Blast:ARM 706 748 5e-11 BLAST
Blast:ARM 749 790 1e-20 BLAST
Blast:ARM 791 822 1e-11 BLAST
low complexity region 823 834 N/A INTRINSIC
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 98.0%
  • 10x: 95.3%
  • 20x: 89.3%
Validation Efficiency 100% (57/57)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a co-chaperone required for folding and accumulation of type II myosins. The protein consists of three tetratricopeptide repeat motifs at the N-terminus that form a complex with heat shock protein 90, a central region of unknown function that is conserved in all Unc-45 proteins, and a C-terminal Unc-45/Cro1/She4 domain. The protein is expressed at high levels in striated muscle, where its muscle myosin chaperone activity is dependent on heat shock protein 90 acting as a co-chaperone. A missense mutation in this gene has been associated with cataract development. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Apr 2015]
PHENOTYPE: Mice homozygous for a transgenic gene disruption exhibit embryonic lethality at E9 without placental abnormalities. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Afap1 A G 5: 36,126,030 (GRCm39) T342A probably damaging Het
Alg1 A G 16: 5,061,580 (GRCm39) N406D probably damaging Het
Atp13a4 A T 16: 29,239,246 (GRCm39) M825K probably damaging Het
Birc6 T A 17: 74,967,450 (GRCm39) I4117K probably damaging Het
Brinp2 A T 1: 158,074,624 (GRCm39) L499Q possibly damaging Het
Brwd1 A T 16: 95,842,570 (GRCm39) V789D probably benign Het
Ccdc153 C G 9: 44,154,958 (GRCm39) L94V probably null Het
Ccna1 A G 3: 54,957,150 (GRCm39) V237A probably damaging Het
Cct7 T A 6: 85,444,545 (GRCm39) probably null Het
Cenpb C T 2: 131,020,230 (GRCm39) probably benign Het
Chrne T A 11: 70,505,956 (GRCm39) probably null Het
Clstn3 T A 6: 124,415,378 (GRCm39) D662V probably damaging Het
Clu G T 14: 66,212,350 (GRCm39) C189F probably damaging Het
Cstdc5 A G 16: 36,179,929 (GRCm39) C63R probably benign Het
Cul7 C T 17: 46,973,052 (GRCm39) R1388C probably damaging Het
Dgka T C 10: 128,571,696 (GRCm39) probably null Het
Dop1b A G 16: 93,567,280 (GRCm39) T1236A probably benign Het
Edn2 A G 4: 120,019,095 (GRCm39) E28G probably benign Het
Elp3 T C 14: 65,830,380 (GRCm39) I24V probably benign Het
Faap24 T C 7: 35,092,326 (GRCm39) E197G probably benign Het
Fam13a T A 6: 58,933,736 (GRCm39) M285L probably benign Het
Gm9944 T A 4: 144,179,773 (GRCm39) probably benign Het
Gsdmc3 T C 15: 63,731,435 (GRCm39) probably benign Het
Gvin3 T A 7: 106,201,373 (GRCm39) I624F probably damaging Het
Ift22 A C 5: 136,941,757 (GRCm39) K133T probably benign Het
Il23r T A 6: 67,429,394 (GRCm39) K316I possibly damaging Het
Klra17 T A 6: 129,842,647 (GRCm39) E217V probably damaging Het
Nell2 A T 15: 95,130,402 (GRCm39) V657E probably damaging Het
Nlrp4d C A 7: 10,098,111 (GRCm39) K850N probably benign Het
Nsmce4a C T 7: 130,139,900 (GRCm39) R276Q probably benign Het
Or10d4 T C 9: 39,580,962 (GRCm39) L203P probably damaging Het
Or4p8 T A 2: 88,727,370 (GRCm39) R190S probably benign Het
Or52s1b T C 7: 102,822,475 (GRCm39) D123G probably damaging Het
Or52z14 A T 7: 103,253,145 (GRCm39) R95* probably null Het
Pclo T C 5: 14,732,327 (GRCm39) S3610P probably benign Het
Pon3 T G 6: 5,230,813 (GRCm39) D238A probably benign Het
Ppp4r4 T C 12: 103,547,751 (GRCm39) probably benign Het
Rad18 T C 6: 112,658,297 (GRCm39) probably benign Het
Ralgapa1 T C 12: 55,723,711 (GRCm39) Y1652C probably damaging Het
Rem1 G A 2: 152,476,455 (GRCm39) V238M probably damaging Het
Sel1l T C 12: 91,799,871 (GRCm39) probably null Het
Soat1 A G 1: 156,294,352 (GRCm39) probably benign Het
Tex15 A T 8: 34,065,244 (GRCm39) N1558I probably damaging Het
Tmem132d A T 5: 128,346,011 (GRCm39) F170L probably benign Het
Tro G T X: 149,438,567 (GRCm39) P30Q probably damaging Het
Tubg2 G T 11: 101,047,699 (GRCm39) E95* probably null Het
Vmn2r7 A G 3: 64,599,025 (GRCm39) S511P possibly damaging Het
Vps35l G T 7: 118,393,795 (GRCm39) E515* probably null Het
Vps35l A T 7: 118,393,796 (GRCm39) E515V probably damaging Het
Zfp174 G A 16: 3,667,353 (GRCm39) E181K probably benign Het
Other mutations in Unc45b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01320:Unc45b APN 11 82,803,219 (GRCm39) critical splice acceptor site probably null
IGL01983:Unc45b APN 11 82,827,687 (GRCm39) missense probably benign
IGL02083:Unc45b APN 11 82,813,745 (GRCm39) missense probably damaging 0.96
IGL02159:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02160:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02165:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02166:Unc45b APN 11 82,831,007 (GRCm39) splice site probably benign
IGL02986:Unc45b APN 11 82,808,005 (GRCm39) missense probably damaging 0.98
fife UTSW 11 82,827,678 (GRCm39) missense probably benign 0.00
R0195:Unc45b UTSW 11 82,828,654 (GRCm39) missense probably damaging 1.00
R0197:Unc45b UTSW 11 82,831,031 (GRCm39) missense possibly damaging 0.78
R0218:Unc45b UTSW 11 82,802,686 (GRCm39) splice site probably benign
R0436:Unc45b UTSW 11 82,820,393 (GRCm39) splice site probably benign
R0569:Unc45b UTSW 11 82,827,638 (GRCm39) splice site probably benign
R0701:Unc45b UTSW 11 82,831,031 (GRCm39) missense possibly damaging 0.78
R0883:Unc45b UTSW 11 82,831,031 (GRCm39) missense possibly damaging 0.78
R1146:Unc45b UTSW 11 82,813,733 (GRCm39) missense probably damaging 0.99
R1146:Unc45b UTSW 11 82,813,733 (GRCm39) missense probably damaging 0.99
R1446:Unc45b UTSW 11 82,819,496 (GRCm39) missense probably damaging 1.00
R1532:Unc45b UTSW 11 82,827,700 (GRCm39) missense probably benign 0.12
R1559:Unc45b UTSW 11 82,808,672 (GRCm39) missense possibly damaging 0.66
R1582:Unc45b UTSW 11 82,816,771 (GRCm39) missense probably benign 0.30
R1628:Unc45b UTSW 11 82,820,206 (GRCm39) splice site probably null
R1666:Unc45b UTSW 11 82,808,565 (GRCm39) missense probably benign 0.31
R1677:Unc45b UTSW 11 82,802,531 (GRCm39) splice site probably null
R1759:Unc45b UTSW 11 82,820,325 (GRCm39) missense probably benign 0.33
R1909:Unc45b UTSW 11 82,816,913 (GRCm39) missense probably damaging 1.00
R2067:Unc45b UTSW 11 82,802,515 (GRCm39) missense probably benign 0.01
R2111:Unc45b UTSW 11 82,802,515 (GRCm39) missense probably benign 0.01
R2145:Unc45b UTSW 11 82,808,580 (GRCm39) missense probably benign 0.30
R2258:Unc45b UTSW 11 82,808,625 (GRCm39) missense probably benign 0.01
R2259:Unc45b UTSW 11 82,808,625 (GRCm39) missense probably benign 0.01
R2497:Unc45b UTSW 11 82,827,269 (GRCm39) missense probably damaging 1.00
R2507:Unc45b UTSW 11 82,830,963 (GRCm39) splice site probably null
R4352:Unc45b UTSW 11 82,804,035 (GRCm39) missense probably damaging 0.99
R4569:Unc45b UTSW 11 82,827,315 (GRCm39) critical splice donor site probably null
R4624:Unc45b UTSW 11 82,816,835 (GRCm39) missense probably benign 0.30
R5236:Unc45b UTSW 11 82,805,888 (GRCm39) missense possibly damaging 0.53
R5512:Unc45b UTSW 11 82,805,898 (GRCm39) missense possibly damaging 0.47
R5688:Unc45b UTSW 11 82,813,643 (GRCm39) missense possibly damaging 0.88
R6029:Unc45b UTSW 11 82,804,153 (GRCm39) missense probably damaging 1.00
R6616:Unc45b UTSW 11 82,802,645 (GRCm39) missense probably damaging 1.00
R6857:Unc45b UTSW 11 82,804,038 (GRCm39) missense probably benign 0.00
R6876:Unc45b UTSW 11 82,813,738 (GRCm39) missense probably benign 0.00
R7197:Unc45b UTSW 11 82,831,013 (GRCm39) critical splice acceptor site probably null
R7368:Unc45b UTSW 11 82,833,321 (GRCm39) missense probably benign 0.01
R7531:Unc45b UTSW 11 82,819,838 (GRCm39) missense probably damaging 1.00
R7743:Unc45b UTSW 11 82,813,726 (GRCm39) missense probably damaging 1.00
R8198:Unc45b UTSW 11 82,816,814 (GRCm39) frame shift probably null
R8214:Unc45b UTSW 11 82,824,714 (GRCm39) missense possibly damaging 0.50
R8235:Unc45b UTSW 11 82,810,681 (GRCm39) missense probably benign 0.01
R8916:Unc45b UTSW 11 82,804,038 (GRCm39) missense probably benign 0.00
R9004:Unc45b UTSW 11 82,819,515 (GRCm39) missense probably damaging 1.00
R9521:Unc45b UTSW 11 82,808,586 (GRCm39) missense probably benign 0.09
R9687:Unc45b UTSW 11 82,810,562 (GRCm39) missense probably damaging 1.00
R9757:Unc45b UTSW 11 82,810,558 (GRCm39) missense probably damaging 0.99
R9784:Unc45b UTSW 11 82,816,986 (GRCm39) missense probably damaging 1.00
T0970:Unc45b UTSW 11 82,813,714 (GRCm39) missense probably benign 0.00
Z1176:Unc45b UTSW 11 82,833,541 (GRCm39) missense probably damaging 1.00
Z1176:Unc45b UTSW 11 82,819,480 (GRCm39) critical splice acceptor site probably null
Z1177:Unc45b UTSW 11 82,833,379 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CCAAGATTGCTGCTGTCTCCAACC -3'
(R):5'- ATGTCATCCAAGCAGAGCCATCAG -3'

Sequencing Primer
(F):5'- CTCATCTCTGCTAAAAAGGGGTTG -3'
(R):5'- GCAGAGCCATCAGTACATGATAC -3'
Posted On 2014-03-17